# 传统音乐档案 vs 小音阶

The clearest difference is in-app purchases: 传统音乐档案 at none against 小音阶's 4. 小音阶's advantage is update cadence (weekly vs every 19 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 小音阶 sells 2 one-off in-app purchases. 传统音乐档案 asks for nothing beyond the download.

传统音乐档案 ships an update every 19 months, 小音阶 weekly. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | 传统音乐档案 | 小音阶 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 19 months | **Weekly** |
| Size | 54 MB | 148 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Beijing Fractal Technology Co., Ltd.](https://appshunter.io/developer/1114715772) | [Qingdao Xiaoyinjie Technology Co., LTD](https://appshunter.io/developer/1795145242) |

## What reviewers say

### 传统音乐档案

[App page](https://appshunter.io/ios/app/id6444125601)

**Features:** macOS Compatibility

**In-app purchases:** none


### 小音阶

[App page](https://appshunter.io/ios/app/id6741698705)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小音阶季卡 | $19.99 | one-time |
| 小音阶年卡 | $89.99 | one-time |


## Frequently asked questions

### Is 传统音乐档案 free?

传统音乐档案 is free to download, with no in-app purchases.

### Is 小音阶 free?

小音阶 is free to download, with in-app purchases available.

### Do 传统音乐档案 or 小音阶 have ads?

Neither 传统音乐档案 nor 小音阶 shows ads.

### Which is updated more often, 传统音乐档案 or 小音阶?

传统音乐档案 ships an update every 19 months, and 小音阶 weekly. Most recently, 传统音乐档案 was updated on September 26, 2026 and 小音阶 on September 20, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*